html, body {
    height: 100%;
}

.container{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.input {
    width: 300px;
    height: 40px;
    line-height: 50px;
    border: 1px solid #000;
    border-radius: 5px;
    padding: 5px;
    font-size: 18px;
    box-sizing: border-box;
}

.match {
    width: 100%;
    position: absolute;
    top: 40px;
    border: 1px solid #000;
    border-width: 0 1px 1px 1px;
}

.matchItem{
    height: 20px;
    padding: 2px;
    cursor: pointer;
}

.matchItem:hover {
    background-color: #f5f5f5;
}